Home / 39,936,670.40-59,905,005.60-19,737,732.80

Finding the Fourth Proportional to 39,936,670.40, 59,905,005.60 and 19,737,732.80

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Solution

The fourth proportional to 39,936,670.40, 59,905,005.60 and 19,737,732.80 is: 29,606,599.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,936,670.40 : 59,905,005.60 = 19,737,732.80 : x
  2. Step 2: Convert to fraction form
    39,936,670.40/59,905,005.60 = 19,737,732.80/x
  3. Step 3: Cross multiply
    39,936,670.40x = 59,905,005.60 × 19,737,732.80
  4. Step 4: Simplify right side
    39,936,670.40x = 1,182,388,993,915,303.75
  5. Step 5: Solve for x
    x = 1,182,388,993,915,303.75/39,936,670.40
  6. Step 6: Final answer
    x = 29,606,599.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.